Start-stop device for mounting cold fog machine on unmanned aerial vehicle

Abstract

The utility model discloses a start-stop device of a cold fog machine mounted on an unmanned aerial vehicle, which comprises a photoelectric switch arranged on a light source of the unmanned aerial vehicle and used for receiving light signals emitted by the light source, and a signal output end of the photoelectric switch is electrically connected with a signal input end of an internal control circuit of the cold fog machine. Start and stop of the cold fog machine are controlled through the received light signals. When the device is used, the defects that in the prior art, when an unmanned aerial vehicle pesticide spraying system controls starting and stopping of a cold fog machine, complex electric signal transmission exists, or signal interference and delay are prone to occurring through manual remote control, and accurate operation is affected are overcome.

Description

TECHNICAL FIELD

[0001] The utility model relates to cold fog machine technical field, specifically, relate to a kind of unmanned aerial vehicle mounting cold fog machine's start-stop device. BACKGROUND

[0002] Now unmanned aerial vehicle plant protection develops rapidly, can fast large-area operation, but existing unmanned aerial vehicle pesticide spraying system has defects in controlling cold fog machine start-stop, for example, complex electric signal transmission or manual remote control is prone to signal interference, delay, affect precision operation, and urgently need simple and reliable control means.

[0003] Therefore, to provide a kind of in use process can be controlled by using unmanned aerial vehicle self-provided lamp group to start and stop cold fog machine, so as to reduce cost, and the operation convenience is strong, the control precision of guarantee unmanned aerial vehicle mounting cold fog machine's start-stop device is the problem that the utility model urgently needs to solve. UTILITY MODEL CONTENT

[0004] For the above technical problems, the purpose of the utility model is to overcome the problems of existing technology, that is, the existing unmanned aerial vehicle pesticide spraying system has defects in controlling cold fog machine start-stop, for example, complex electric signal transmission or manual remote control is prone to signal interference, delay, affect precision operation, so as to provide a kind of in use process can be controlled by using unmanned aerial vehicle self-provided light source to start and stop cold fog machine, so as to reduce cost, and the operation convenience is strong, the control precision of guarantee unmanned aerial vehicle mounting cold fog machine's start-stop device.

[0005] In order to achieve the above purpose, the utility model provides a kind of unmanned aerial vehicle mounting cold fog machine's start-stop device, the start-stop device includes: the light source of being arranged in unmanned aerial vehicle to be used for receiving the light signal of its emission photoelectric switch, the signal output end of the photoelectric switch is electrically connected with the signal input end of the internal control circuit of cold fog machine, and the start and stop of cold fog machine are controlled by the light signal received.

[0006] Preferably, the inductive end of the photoelectric switch is assembled on the outer surface of the light source of unmanned aerial vehicle through shielding assembly, and the inductive end is used to receive the light signal of light source.

[0007] Preferably, the signal output end of the photoelectric switch is electrically connected with the signal input end of the internal control circuit of cold fog machine;Wherein,

[0008] When the inductive end receives the light signal of light source, the control circuit starts;

[0009] When the inductive end does not receive the light signal of light source, the control circuit stops.

[0010] Preferably, the shielding assembly covers the sensing end of the photoelectric switch and is detachably fixed on the unmanned aerial vehicle, the shielding assembly also shields at least one light source of the unmanned aerial vehicle, and the sensing end faces and can receive light signals emitted by the light source.

[0011] Preferably, the shielding assembly is an opaque cover which is fixed on the unmanned aerial vehicle by clamping blocks or screws.

[0012] Preferably, the shielding assembly is wrapped by lightproof adhesive tape to be fixed on the outer surface of the unmanned aerial vehicle by winding, so that the lightproof adhesive tape shields at least one light source, and the sensing end faces and can receive light signals emitted by the light source.

[0013] According to the above technical scheme, the starting and stopping device of the unmanned aerial vehicle mounted cold fog machine provided by the utility model is used, the sensing end of the photoelectric switch is arranged on the light source of the unmanned aerial vehicle to receive light signals generated by the light source, and the signal output end of the photoelectric switch is electrically connected with the signal input end of the internal control circuit of the cold fog machine, so that the starting and stopping of the cold fog machine are controlled by whether the light signals emitted by the light source of the unmanned aerial vehicle can be received, for example, when the light signals are received, the internal control circuit of the cold fog machine is controlled to start, so that the cold fog machine is started, and when the light signals emitted by the light source are not received, the cold fog machine is stopped. Thus, the starting and stopping of the cold fog machine can be controlled by using the light source of the unmanned aerial vehicle, so that the cost is reduced, the operation is convenient, the control precision is guaranteed, and the waste and excessive spraying of pesticides can be avoided.

[0014] Other features and advantages of the utility model will be described in detail in the following specific implementation manner part; and the parts not involved in the utility model are the same as or can be realized by the prior art. BRIEF DESCRIPTION OF DRAWINGS

[0015] The drawings are used to provide further understanding of the utility model and constitute a part of the specification, and are used together with the following specific implementation manner to explain the utility model, but do not constitute the limitation to the utility model. In the drawings:

[0016] Figure 1 It is the overall structure schematic view of the starting and stopping device of the unmanned aerial vehicle mounted cold fog machine provided in a preferred embodiment of the utility model after being assembled on the unmanned aerial vehicle;

[0017] Figure 2 It is the structure schematic view of the starting and stopping device of the unmanned aerial vehicle mounted cold fog machine provided in a preferred embodiment of the utility model after being assembled;

[0018] Figure 3 It is the control principle diagram of the starting and stopping device of the unmanned aerial vehicle mounted cold fog machine provided in a preferred embodiment of the utility model;

[0019] Figure 4 is a preferred circuit connection principle of the photoelectric switch and the internal control circuit provided in an embodiment of the utility model.

[0020] Explanation of reference signs

[0021] 1 unmanned aerial vehicle 2 cold fogging machine

[0022] 3 shielding assembly 4 photoelectric switch

[0023] 5 light source 6 internal control circuit

[0024] 5021 first wire 5022 second wire

[0025] 5023 third wire 5024 output load DETAILED DESCRIPTION

[0026] The specific embodiments of the utility model are described in detail below in combination with the drawings. It should be understood that the specific embodiments described herein are only used to illustrate and explain the utility model, and are not used to limit the utility model.

[0027] In the utility model, the orientation words contained in the terms such as “up, down, inner, outer” only represent the orientation of the terms in the conventional use state, or the common name understood by the person skilled in the art, and should not be regarded as the limitation of the terms.

[0028] As Figures 1-4 shown, the utility model provides a kind of start-stop device of unmanned aerial vehicle mounting cold fogging machine, the start-stop device includes: photoelectric switch 4 for being arranged on the light source 5 of unmanned aerial vehicle to be used to receive the light signal emitted thereby, the signal output end of photoelectric switch 4 is electrically connected with the signal input end of internal control circuit 6 of cold fogging machine 2, to be used to control the start-stop of cold fogging machine 2 by the light signal received.

[0029] In the above scheme, the inductive end of the start-stop device is arranged on the light source 5 of unmanned aerial vehicle 1 when used to receive the light signal generated by the light source, and the signal output end of the photoelectric switch is electrically connected with the signal input end of the internal control circuit 6 of the cold fogging machine 1. In this way, the start-stop of the cold fogging machine 2 is controlled by whether the light signal emitted by the light source 5 of the unmanned aerial vehicle can be received. For example, when the light signal is received, the internal control circuit 6 of the cold fogging machine 2 is controlled to start to turn on the cold fogging machine 2, and when the light signal emitted by the light source is not received, the cold fogging machine 2 is stopped. Thus, the cold fogging machine 2 can be controlled to start and stop by using the light source 5 of the unmanned aerial vehicle 1, thereby reducing the cost, and the operation is convenient, the control precision is guaranteed, and the waste and excessive spraying of pesticides can be avoided.

[0030] In an optimal embodiment of the utility model, the induction end of the photoelectric switch 4 is assembled on the outer surface of the light source 5 of the cold fog machine 2 through the shielding assembly 3, and the induction end is used for receiving the light signal generated by the light source.

[0031] In the above scheme, the shielding assembly 3 is used for assembling the induction end of the photoelectric switch 4 on the light source 5, so that the induction end can receive the light signal emitted by the light source 5, and on the other hand, in order to prevent the external light signal from affecting the induction end, the shielding assembly 3 is used for isolating the induction end of the photoelectric switch 4 from the outside, so that the induction end of the photoelectric switch 4 can only receive the light signal emitted by the light source 5, thereby ensuring the control accuracy.

[0032] For the signal output end of the photoelectric switch 4, according to the electrical connection diagram of the photoelectric switch 4 and the internal control circuit 6, the prepared cable is used to connect the signal output end of the photoelectric switch 4 and the signal input end of the internal control circuit 6 of the cold fog machine, and during the connection process, the cable plug is tightly matched with the socket without looseness and virtual connection phenomenon, and the connection is sealed by multiple layers of insulating tape to prevent water vapor and dust from entering and causing short circuit failure. Figure 4 As shown in the figure, the wire harness of the photoelectric switch 4 generally has three wires, the positive poles of the first wire 5021 and the third wire 5023 are connected to the input power supply, and the other end of the third wire 5023 and the second wire 5022 is connected to the output load 5024, and other specific circuit connection structures will not be described, and the basic circuit principle can be realized.

[0033] In an optimal embodiment of the utility model, the signal output end of the photoelectric switch is electrically connected with the signal input end of the internal control circuit of the cold fog machine.

[0034] When the induction end receives the light signal of the light source, the control circuit controls the cold fog machine to start, and when the induction end does not receive the light signal of the light source, the control circuit controls the cold fog machine to stop.

[0035] In the above scheme, the light signal of the light source is used to control the start and stop of the cold fog machine, so the control circuit can be set to control the cold fog machine to stop when the induction end receives the light signal of the light source, and the control circuit can be set to control the cold fog machine to start when the induction end does not receive the light signal of the light source.

[0036] Of course, the light source can also be set to emit specific instructions (specific color, flashing frequency combination) to control the start and stop of the cold fog machine.

[0037] In an optimal embodiment of the utility model, the shielding assembly covers the sensing end of the photoelectric switch and is detachably fixed on the unmanned aerial vehicle, the shielding assembly also shields at least one light source of the unmanned aerial vehicle, and the sensing end faces and can receive the light signal emitted by the light source.

[0038] In the above scheme, the structure of the shielding assembly can meet the following functional requirements: on the one hand, the sensing end of the photoelectric switch is conveniently assembled; on the other hand, the sensing end of the photoelectric switch is separated from the outside to prevent external light from affecting the control accuracy; the structure of the shielding assembly assembled on the unmanned aerial vehicle is a detachable structure to facilitate disassembly, thereby facilitating maintenance and replacement of the sensing end of the internal electric switch; generally, the shielding assembly is fixed on the frame of the unmanned aerial vehicle by means of clamping blocks or screws; specifically, clamping blocks are arranged around the shielding assembly, the frame of the unmanned aerial vehicle is provided with buckles, and the clamping blocks are clamped and arranged in the buckle holes.

[0039] In an optimal embodiment of the utility model, the shielding assembly is wrapped by the lightproof adhesive tape and is wound and fixed on the outer surface of the unmanned aerial vehicle, so that the lightproof adhesive tape shields at least one light source, and the sensing end faces and can receive the light signal emitted by the light source.

[0040] In the above scheme, the structure of the lightproof adhesive tape can also meet the assembly requirements of the shielding assembly; the sensing end of the photoelectric switch is arranged inside the shielding assembly; attention is paid to the fact that the sensing end can receive the light signal generated by the light source; and then the shielding assembly is wound and fixed on the frame of the unmanned aerial vehicle by means of the lightproof adhesive tape.

[0041] It should be noted that the device of the utility model needs to be debugged during use; specifically,

[0042] Pre-power-on inspection:

[0043] Before the unmanned aerial vehicle and the cold fog machine are powered on, it is necessary to carefully check whether the installation of the photoelectric switch is firm and whether the line connection is correct, to comprehensively inspect the appearance of the unmanned aerial vehicle body, the cold fog machine, the mounting rack and other key parts, and to ensure that there are no foreign matters and loose parts.

[0044] Power-on test:

[0045] First, the power supply of the unmanned aerial vehicle is turned on, it is observed whether the self-provided light source 5 of the unmanned aerial vehicle 1 normally lights up, it is checked whether the power indicator light of the photoelectric switch 4 is lit, and it is preliminarily judged whether the power supply is normal. Then, the power supply of the cold fog machine 2 is turned on, so that the cold fog machine 2 is in a standby state.

[0046] Remote control operation test

[0047] The operator holds the unmanned aerial vehicle remote controller, presses the switch button corresponding to the light source 5 on the remote controller at a safe distance, and remotely controls the light source 5 to be turned on or turned off; at this time, the change of the state indicating lamp of the photoelectric switch 4 is observed, and whether the cold fog machine 2 is started or stopped according to the expected operation is observed; if the cold fog machine 2 does not respond, the power is immediately turned off, and possible problems in the photoelectric switch, line connection and internal control circuit of the cold fog machine are checked, such as improper adjustment of the sensitivity of the photoelectric switch 4, line open circuit or short circuit, cold fog machine control program failure and the like.

[0048] After repeated tests, it is ensured that under different light environments such as strong light, weak light and backlight, the photoelectric switch 4 can accurately receive the light signal by remotely controlling the switch of the light source 5, and reliably control the start and stop of the cold fog machine 2, so as to achieve the expected precise control effect, and then formally put into use.

[0049] In summary, the start-stop device of the unmanned aerial vehicle mounted cold fog machine provided by the utility model overcomes the problems of complex electric signal transmission or manual remote control signal interference and delay in the existing technology, and solves the problem of precise operation.

[0050] The preferred embodiments of the utility model are described in detail above in combination with the drawings, but the utility model is not limited to the specific details in the above embodiments, and various simple modifications can be made to the technical solutions of the utility model within the technical concept of the utility model, and these simple modifications all belong to the protection scope of the utility model.

[0051] In addition, it should be noted that each specific technical feature described in the above specific embodiments can be combined in any appropriate manner without contradiction, and in order to avoid unnecessary repetition, the utility model will not further describe various possible combination manners.

[0052] In addition, various different embodiments of the utility model can also be combined arbitrarily, as long as they do not deviate from the idea of the utility model, and they should also be considered as disclosed contents of the utility model.

Claims

1. An unmanned aerial vehicle-mounted cold fogging machine start-stop device, characterized in that, The start-stop device comprises a photoelectric switch arranged on a light source of the unmanned aerial vehicle for receiving light signals emitted by the light source, and a signal output end of the photoelectric switch is electrically connected to a signal input end of an internal control circuit of the cold fogging machine, so that the received light signals are used for controlling start and stop of the cold fogging machine.

2. The start-stop device of claim 1, wherein, The sensing end of the photoelectric switch is assembled on the outer surface of the light source of the unmanned aerial vehicle through a shielding assembly, and the sensing end is used for receiving light signals emitted by the light source.

3. The start-stop device of claim 2, wherein, The signal output end of the photoelectric switch is electrically connected to the signal input end of the internal control circuit of the cold fogging machine; wherein, When the sensing end receives the light signals of the light source, the control circuit controls the cold fogging machine to start; When the sensing end does not receive the light signals of the light source, the control circuit controls the cold fogging machine to stop.

4. The start-stop device of claim 2, wherein, The shielding assembly covers the sensing end of the photoelectric switch and is detachably fixed on the unmanned aerial vehicle, and the shielding assembly also shields at least one light source of the unmanned aerial vehicle, the sensing end faces and can receive light signals emitted by the light source.

5. The start-stop device of a drone-mounted cold fogging machine according to claim 4, characterized in that, The shielding assembly is an opaque cover which is fixed on the unmanned aerial vehicle through a clamping block or a screw.

6. The start-stop device of the cold fogging machine mounted on the unmanned aerial vehicle according to claim 4, wherein The shielding assembly is wrapped with light-proof adhesive tape and is wound and fixed on the outer surface of the unmanned aerial vehicle, so that the light-proof adhesive tape shields at least one light source, and the sensing end faces and can receive light signals emitted by the light source.

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